Artículos de revista
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Uniparentality : advantages for range expansion in diploid and diploid-autopolyploid species
(Wiley Blackwell Publishing, Inc, 2022)Uniparental reproduction, the capacity of an individual to produce offspring autonomously, is expected to facilitate range expansion of populations. Paspalum spp. reproduce uniparentally by sexual (self-fertility) and ... -
Genome size evolution in Sapindaceae at subfamily level : a case study of independence in relation tokaryological and palynological traits
(Wiley Blackwell Publishing, Inc, 2014)Sapindaceae s.l. is a moderately large family of trees, shrubs and lianas. Current knowledge on genome size and how it varies in this family is scarce. This research aims to characterize the DNA content in 39 species ... -
A new species of Schizachyrium (Poaceae-Andropogoneae) from Brazil
(Wiley Blackwell Publishing, Inc, 2006)A new Brazilian species, Schizachyrium hatschbachii Peichoto, is described and illustrated. It is restricted to southern Brazil, where it grows in grasslands. Diagnostic characters, description, detailed illustration ... -
How important was polyploidy in the diversification of herbs in the chaquean domain? The case of the Turnera sidoides autopolyploid complex (Passifloraceae : urneroideae)
(Wiley Blackwell Publishing, Inc, 2022)The evolutionary processes that shape the unique biodiversity of the Neotropical Chaquean Domain are still poorly understood, and choosing an appropriate model to address evolutionary questions is essential for understanding ... -
New data for palaeoclimatic reconstructions in the upper/middle Uruguay river basin : caesalpinioid Fabaceae woods in the Late Pleistocene
(Wiley Blackwell Publishing, Inc, 2022)The El Palmar Formation is the principal unit deposited during the Late Pleistocene by the Uruguay River in eastern Entre Ríos province, Argentina and north-western Uruguay. The Arroyo Yuquerí fossiliferous locality ... -
Gynoecium structure and pollen tube pathway in the cactus family with emphasis on tribe Trichocereeae (Cactaceae: Cactoideae)
(Wiley Blackwell Publishing, Inc, 2023)The structural details of the gynoecium are key to understanding the reproductive systems and successful diversification of flowering plants. However, the gynoecium morpho-anatomy in South American species of Cactaceae ... -
The evolution of chromosome number during the diversification of the tribe Vernonieae (Asteraceae)
(Wiley Blackwell Publishing, Inc, 2022)Changes in chromosome number have played an important role in the diversification and evolution of angiosperms. In Asteraceae, tribe Vernonieae are one of the most variable groups with regard to chromosome number. ... -
Considerations on the genus Schizachyrium (Poaceae–Andropogoneae) in Central America and West Indies, and confirmation of the occurrence of S. glaziovii
(Magnolia Press, 2015-02-25)Schizachyrium (Poaceae–Andropogoneae) incluye cerca de 60 especies, 10 de las cuales fueron previamente citadas para América Central y 13 especies para las Indias Occidentales. En este trabajo se reporta la presencia de ... -
A new variety of Schizachyrium (Poaceae : Andropogoneae) from South America, with notes on the infraspecific taxa of Schizachyrium tenerum
(Magnolia Press, 2019-05-09)A new variety of Schizachyrium tenerum from South America is described and illustrated. The new taxon (S. tenerum var. muticum) differs from the other varieties of the species (S. tenerum var. tenerum and S. tenerum var. ... -
Bulbostylis litoreamazonicola, a new species of Cyperaceae from the Brazilian Amazonian coast
(Magnolia Press, 2022-01-10)A new species of Bulbostylis (Cyperaceae), only known from the Brazilian Amazonian coast, is here described and illustrated. Bulbostylis litoreamazonicola was found growing over dunes, in seasonally flooded restinga ... -
A taxonomic revision of the genus Bacopa (Gratioleae, Plantaginaceae) in Argentina
(Magnolia Press, 2018-01-26)In the present work a revision of Bacopa for Argentina is presented. In this country the genus is integrated by twelve native taxa: eleven species and one variety. Full descriptions, along with distribution information, ... -
Taxonomic position and identity of Stemodia scoparioides (Gratiolae, Plantaginaceae)
(Magnolia Press, 2013-10-01)In recent floristic and taxonomic studies, Stemodia scoparioides (Gratiolae, Plantaginaceae) has been considered a synonym of S. lanceolata or a synonym of S. stricta. However, a detailed analysis of the type material and ... -
Stemodia diplohyptoides (Plantaginaceae, Gratiolae) : a new diploid species from South America
(Magnolia Press, 2014-12-04)Stemodia diplohyptoides (Plantaginaceae), a new species from Gratiolae tribe is described and illustrated. This taxon is found in northeastern Argentina, at the edge of the Parana River that surrounds the north and center ... -
Pholiota oblita, new species in sect. Adiposae stirps Subflammans (Strophariaceae, Agaricomycetes), from the Argentinean Yungas
(Magnolia Press, 2014-05-14)We present a study on the genus Pholiota sect. Adiposae stirps Subflammans from the Republic of Argentina. Pholiota oblita is proposed as a new species. It is characterized by its narrow lamellae, elongated cheilocystidia ... -
Geographic variation of Serjania perulacea (Paullinieae, Sapindaceae) and description of two new varieties
(Magnolia Press, 2017-7-11)We assessed the morphological diversity of Serjania perulacea using multivariate analyses (principal coordinates and component analysis) of quantitative and qualitative morphological leaf traits. We also investigated the ... -
Hemimycena longipleurocystidiata (Mycenaceae, Agaricomycetes), a new species from the Argentinean Atlantic Forest
(Magnolia Press, 2014-08-22)The Atlantic Forest is the second largest South American tropical-subtropical rainforest and one of the most diverse ecosys- tems on earth. Hemimycena longipleurocystidiata, a fungal species collected in the Argentinean ... -
Musa spp. cultivars as a neutralising source against some toxic activities of Bothrops and Crotalus genus snake venoms
(Elsevier, 2023-06)Accidents involving snakes from Bothrops spp. and Crotalus spp. constitute the most important cause of envenomation in Brazil and Argentina. Musa spp. (banana) have been reported to be used in popular medicine against ... -
Isolation and functional characterization of a new acidic PLA2 Ba SpII RP4 of the Bothrops alternatus snake venom from Argentina
(Elsevier, 2010-08)An acidic protein with phospholipase A2 activity was purified to homogeneity from the venom of the Northeast Argentinian viperid Bothrops alternatus by two chromatographic steps: a conventional gel filtration on Sephadex ... -
Corrigendum to “CpG-ODN formulated with a nanostructure as adjuvant for anticrotalic serum production. Studies in mice” [Toxicon 215 (2022) 28–36]
(Elsevier, 2022-09)Antivenom is the only safe and effective treatment to neutralize snake venom. Specific anti-venom used to treat snake bite is usually obtained from horses after hyperimmunization with crude snake venom in combination with ... -
Musa spp. cultivars as a neutralising source against some toxic activities of Bothrops and Crotalus genus snake venoms
(Elsevier, 2023-06)Accidents involving snakes from Bothrops spp. and Crotalus spp. constitute the most important cause of envenomation in Brazil and Argentina. Musa spp. (banana) have been reported to be used in popular medicine against ...
